#42A0D2#42A0D2

#42A0D2 is a light, moderate cyan. Relative luminance 0.310; OKLCH L 67.1% C 0.115 H 235.5°. Best body text is #000000 at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#42A0D2
RGB	rgb(66, 160, 210)
HSL	hsl(201, 62%, 54%)
HSV	hsv(201, 69%, 82%)
CMYK	cmyk(68.6%, 23.8%, 0%, 17.6%)
CIE-LAB	lab(62.47, -11.79, -33.58)
CIE-LCH	lch(62.47, 35.59, 250.65°)
OKLab	oklab(67.11% -0.065 -0.0944)
OKLCH	oklch(67.11% 0.115 235.5)
XYZ	xyz(26.4459, 30.9501, 65.5405)
Luminance	0.3095 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42A0D2 #D27442

analogous

#42D2BC #42A0D2 #4258D2

triadic

#42A0D2 #D242A0 #A0D242

tetradic

#42A0D2 #BC42D2 #D27442 #58D242

square

#42A0D2 #BC42D2 #D27442 #58D242

split-complementary

#42A0D2 #D24258 #D2BC42

monochromatic

#1E5B7C #2980AD #42A0D2 #73B9DE #A5D2EA

Accessibility & contrast

On white

2.92

#42A0D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.19

#42A0D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42A0D2

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42A0D2	#FFFFFF	#000000	##000000
##42A0D2	1.00	2.92	7.19	7.19
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.19	21.00	1.00	1.00
##000000	7.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#889FD4

Deuteranopia (green-blind)

#7491D1

Tritanopia (blue-blind)

#00ADB1

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #42a0d2;
/* rgb */ color: rgb(66, 160, 210);
/* oklch */ color: oklch(67.1% 0.115 235.5);

Tailwind

colors: {
  custom: {
    50: '#87bce0',
    500: '#42a0d2',
    950: '#000000',
  },
}

SCSS

$custom: #42a0d2;
$custom-light: #87bce0;
$custom-dark: #000000;

JSON

{
  "hex": "#42a0d2",
  "rgb": {
    "r": 66,
    "g": 160,
    "b": 210
  },
  "hsl": {
    "h": 200.833,
    "s": 61.538,
    "l": 54.118
  },
  "oklch": {
    "l": 0.67114,
    "c": 0.11461,
    "h": 235.5
  },
  "luminance": 0.30953
}

Semantic roles & 50–950 ramp

primary

#42A0D2

secondary

#D7AF99

accent

#7B43E5

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0D1215

muted

#7D8183

Preview Lab

Preview with #42A0D2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →